3997610 has 8 divisors (see below), whose sum is σ = 7195716. Its totient is φ = 1599040.

The previous prime is 3997603. The next prime is 3997639. The reversal of 3997610 is 167993.

It can be written as a sum of positive squares in 2 ways, for example, as 3736489 + 261121 = 1933^2 + 511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199871 + ... + 199890.

Almost surely, 2^3997610 is an apocalyptic number.

3997610 is a deficient number, since it is larger than the sum of its proper divisors (3198106).

3997610 is a wasteful number, since it uses less digits than its factorization.

3997610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399768.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 3997610 is about 1999.4024107218. The cubic root of 3997610 is about 158.7084831603.

The spelling of 3997610 in words is "three million, nine hundred ninety-seven thousand, six hundred ten".